Demo “Mandelbrot” for NEC PC-FX

A Mandelbrot explorer fully written in v810 assembly.



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Specs Summary:

  • the palette based color cycle runs in 7upA vblank IRQ
  • the ‘decorative’ border gfx is lz4 de-/compressed
  • the mandelbrot routine uses 32bit fixpoint math
  • two 256color bitmap layers are being used here
  • debugging using code upload via microcontroller to joystick port (see YT recording)